Improved composition for preventing incrustation in boilers



UNITE STATES PATENT OFFICE;

e. R, SPANNAGEL, or 5ST. oUis-MIssoUeL.

' ROVED COMPOSITEON FOR PREVENTING INCRUSTATION INYBOIL ERS.

Specification: forming part of Letters Patent Nol l9,93l, dated September 12, 1865.

To all whom it may concern: v I

Be it. known that 'I, GUST. .R.JSPANNAGEL,

of St, Louis, in the county of St. Louis, in the State of Missouri, have invented. a. new and implored Mode of Preventing the Deposit of the Carbon-ate ofLimein thefiteaul-Boilers and. in'the Pipes inConnection with Same; audIdo hereby declare that the following is a full and exact description thereof.

Thenature of thy-invention consists in providing the water which is to be used in steamboilers with a composition of matters which will clear it of the carbonate of lime and gyp sum beforeit comes to the steam-boiler.

lo enable others skilledin the .art to make or use myinvention, I will proceed to describe and specify its composition and operation.

. The composition consists of the following matters: thirty parts'ofproto chloride of iron, i thirty parts of murias strontia, fifteen parts of 1,

burito murias, fifteen parts of acetate of protoxide of iron, five parts of terra japonica, three parts oflammoniac murias, two parts of brown sugar.

- Thew'a-ter, before it is usedin; the steam- 'boiler, will be brought in a reservoir. When in this reservoir the water will be provided with'the composition at therate of one pound in as much water as will be required for an en gine of one hundred horse-power during the I time of twelve hours. Before the composition is'pnt in the water it ought to be pulverized.

\Vhat I claim as my invention,'and desire to secure by Letters Patent, is-- .The composition of matters, as above des'cr'ibed,.tbr the purpose set forth.

' GUS R. SPANNAG-EL. Witnesses:

ERNEST WITTE, JOHN PETERSEN. 

